By A Mystery Man Writer
A flatter stomach after 40 requires a solid diet, regular strength training, and proper cardio. It also requires the right core moves.
Secret Tricks for Eating Your Way to a Flat Stomach — Eat This Not That
How to get a flat stomach - Quora
Building Muscle After 40: How to Stay Strong Well into Your Forties, Fifties, and Beyond for Women - BetterMe
Hardcore 40: Blast Fat and Get Shredded in 40 Days!
10 Things Nobody Tells You About Trying To Get A Flat Belly After 40
Kim Kardashian's Trainer on Getting Back in Shape Post Pregnancy
Stomach Sticks Out But You're Not Overweight? Here's The Deal With That - BetterMe
Secret Exercise Tricks for Reshaping Your Body After 40, Trainer Says — Eat This Not That
My Secret to a Flat Tummy at 63 Years Old (HINT: It's Not Exercise!)
The 7 Real Secrets to a Flat Stomach